←
Proto-Germanic *ferþuz (inherited)
←
Proto-Indo-European *per- (root)
←
Proto-Indo-European *pértus (derived)
←
Old Norse fara (mention)
←
Old Norse ferð (mention)
→
English fjord (derived)
→
English firth (derived)
→
English Firth (derived)
→
Bulgarian фиорд (derived)
→
Westrobothnian fjahl (inherited)
→
Norwegian Bokmål fjord (derived)
→
Norwegian Nynorsk fjord (derived)
→
Old Norse fjǫrð (mention)
→
Serbo-Croatian fjord (derived)
→
Serbo-Croatian фјорд (derived)
→
Swedish fjord (inherited)
→
Swedish fjärd (inherited)